Guardians of the Galaxy hit 'Avengers' cartoon

The Guardians of the Galaxy are to be guest stars in an episode of Marvel Entertainment's Avengers: Earth's Mightiest Heroes.

The team will appear in the Hulk-starring episode of Avengers: Earth's Mightiest Heroes, Marvel revealed alongside a teaser of the green goliath's appearance in Ultimate Spider-Man.

"Can't get enough of the Hulk?! This Sunday on Ultimate Spider-Man, catch more HULK SMASH action as he teams up with Spidey to take down an invisible villain who's destroying Manhattan," said Marvel.

"In this behind-the-scenes interview, the big voice behind the big guy, Fred Tatasciore, gives an inside look into the mind of this week's breakout Avenger.

"Don't miss Fred as The Hulk in Ultimate Spider-Man and in a new The Avengers: Earth's Mightiest Heroes (featuring The Guardians of the Galaxy), this Sunday inside Marvel Universe at 11a/10c, only on Disney XD."